TY - BOOK AU - Billstein,Rick AU - Libeskind,Shlomo AU - Lott,Johnny W. AU - Billstein,Rick TI - A problem solving approach to mathematics for elementary school teachers SN - 0201384086 AV - QA135.5.B4 2000 PY - 2000/// CY - Reading, Mass. PB - Addison-Wesley KW - Mathematics KW - Problem solving N1 - Includes bibliographical references and index ER -